At least 300 million people are using QQ _____by Ma Huateng to chat on line.
#50488
A
create
B
creates
C
creating
D
created
推荐题目
He’s very good at English. He spends most of his free time______ new words.
#51407
A
remember
B
remembering
C
remembers
D
remembered
When his mother came into his room, he pretended ______
#48733
A
to asleep
B
sleeping
C
slept
D
to be asleep
